package thread;

/**
 * Created by fanzhenyu02 on 2020/7/12.
 */
public class ThreadTest {


    public static void main(String[] args) throws Exception {
//        ThreadTest tt = new ThreadTest();
//        tt.wait(1000);


        System.out.println((System.currentTimeMillis() / 1000 - 1594641903) / 3600);


    }
}
